First, it may cause some gastrointestinal discomfort. For example, some people will obviously feel severe abdominal distension after ingesting chia seeds soaked in water, and there will be a certain amount of pain after pressing. Secondly, it has certain allergenicity. Some people are allergic to mustard. After eating chia seeds, they will have the same symptoms as those allergic to mustard, such as swollen eyes. Serious rashes and diarrhea will also occur. Thirdly, people who are taking some medications cannot ingest chia seeds, otherwise it may cause some more serious side effects, such as if you are taking blood thinners. Or if you are taking medicine to control blood pressure, you should not consume chia seeds. In general, there are some side effects of chia seeds. Because of this, do not take chia seeds as something completely harmless to the human body and ingest them for a long time, otherwise the above problems will come to you later.